9940052012 has 12 divisors (see below), whose sum is σ = 18976463016. Its totient is φ = 4518205440.

The previous prime is 9940051993. The next prime is 9940052021. The reversal of 9940052012 is 2102500499.

It is a self number, because there is not a number n which added to its sum of digits gives 9940052012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112955093 + ... + 112955180.

It is an arithmetic number, because the mean of its divisors is an integer number (1581371918).

Almost surely, 2^9940052012 is an apocalyptic number.

It is an amenable number.

9940052012 is a deficient number, since it is larger than the sum of its proper divisors (9036411004).

9940052012 is a wasteful number, since it uses less digits than its factorization.

9940052012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225910288 (or 225910286 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 9940052012 is about 99699.8094882834. The cubic root of 9940052012 is about 2150.1209242965.

The spelling of 9940052012 in words is "nine billion, nine hundred forty million, fifty-two thousand, twelve".